The Arctic air we've been tracking for several days will start moving into the Inland Northwest tonight. Temperatures will hit their coldest marks of the season Monday morning for many places, and ...

The wildfires relentlessly blazing across the western U.S. and Canada are now discernible from space, with vivid satellite imagery showcasing the spreading smoke rolling cross-country into the ...

Here's what to know. Last June, smoke from Canadian wildfires covered New York City in an orange haze and caused Detroit, Washington D.C., and New York City to rank among the cities with the worst ...